B30u - 3.Bb5 e6 4.O-O Nge7 5.Nc3 - Rossolimo [+0.04]

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B30u — Rossolimo
1.e4 c5 2.Nf3 Nc6 3.Bb5 e6 4.O-O Nge7 5.Nc3
Eval: [+0.04]
Les coups candidats
5…a6 — 72.2% (1714 parties)
Ambassadeurs : Eismont, Oleg (14x), Kalegin, Evgenij (10x), Sveshnikov, Evgeny (9x), Gipslis, Aivars (8x), ? (7x), Gurgenidze, Bukhuti (7x), Kuczynski, Robert (7x), Vasiukov, Evgeni (6x)
5…Nd4 — 11.5% (273 parties)
Ambassadeurs : Nunn, John D M (8x), Kuczynski, Robert (5x), Ansell, Simon T (5x), Larsen, Benjamin Holsko (4x), Zaksaite, Salomeja (4x), Sveshnikov, Evgeny (3x), Sammalvuo, Tapani (3x), Kramnik, Vladimir (3x)
5…Ng6 — 7.7% (183 parties)
Ambassadeurs : Shabalov, Alexander (5x), Horvath, Tamas (4x), Javakhishvili, Lela (4x), Sveshnikov, Evgeny (4x), Gurgenidze, Bukhuti (3x), Whitehead, Paul (2x), Sax, Gyula (2x), Tal, Mikhail (2x)
5…g6 — 3.8% (91 parties)
Ambassadeurs : Chigorin, Mikhail (1x), Schiffers, Emanuel (1x), Balashov, Yuri (1x), Schmittdiel, Eckhard (1x), Mouhamadou Lamine Gueye (1x), Martineau, Gunner Vohn (1x), Pacey, Kevin (1x), Patterson, Roger (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 5…a6 5…Nd4 5…Ng6 5…g6
<1800 33 61% 12% 6% 21%
1800-2200 515 79% 8% 2% 6%
2200-2600 1422 71% 13% 10% 2%
2600+ 54 63% 19% 17% —
Évolution par décennie (% des parties)
Décennie N parties 5…a6 5…Nd4 5…Ng6 5…g6
1850s 1 — — — —
1860s 1 — — 100% —
1870s 2 — — 50% 50%
1960s 9 100% — — —
1970s 78 76% 5% 14% 1%
1980s 139 64% 19% 8% 4%
1990s 628 67% 18% 8% 3%
2000s 796 71% 11% 9% 4%
2010s 569 79% 6% 5% 4%
2020s 150 79% 5% 7% 5%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
5…a6 79% 79% +0.1%
5…Nd4 6% 5% -0.5%
5…Ng6 5% 7% ▲ +1.6%
5…g6 4% 5% ▲ +0.9%
Joueurs célèbres
Champions du monde dans cette position
Hou, Yifan — 6 parties
Tal, Mikhail — 5 parties
Kramnik, Vladimir — 3 parties
Karpov, Aleksandr — 2 parties
Steinitz, Wilhelm — 1 partie
Smyslov, Vladimir — 1 partie
Anand, Viswanathan — 1 partie
Parties historiques
5…a6 — 72.2% (1714 parties)
1964 — Chistiakov, Alexander vs Boleslavsky, Isaac — 1/2-1/2 — Moscow RUS
1966 — Csom, Istvan vs Flesch, Janos — 1-0 — Budapest HUN
1966 — Csom, Istvan vs Haag, Ervin — 0-1 — Szombathely
1966 — Sobol, Aleksandr vs Shvartz, Alexandr — 0-1 — Moscow RUS
1967 — Myagmarsuren, Lkhamsuren vs Jansa, Vlastimil — 1/2-1/2 — Havana CUB
5…Nd4 — 11.5% (273 parties)
1975 — Ghysels, Chris vs Al-Atar, S Salim — 1/2-1/2 — Tjentiste
1977 — Lein, Anatoly vs Matera, Salvatore — 1-0 — Marshall CC New York, NY USA
1977 — Vera Gonzalez-Quevedo, Reynaldo vs Marcel, Patrick — 1-0 — Innsbruck AUT
1979 — Pekarek, Ales vs Mudrak, Josef — 1-0 — Loucovice
1980 — Benjamin, Joel vs Schroer, Charlotte — 1-0 — National High School
5…Ng6 — 7.7% (183 parties)
1867 — Winawer, Szymon vs Steinitz, Wilhelm — 1-0 — Paris FRA
1879 — Alapin, Simon vs Chigorin, Mikhail — 0-1 — St Petersburg RUS
1974 — Hug, Werner vs Pritchett, Craig W — 1/2-1/2 — Nice FRA
1974 — Biyiasas, Peter vs Byrne, Robert E — 0-1 — Nice FRA
1975 — Fernandez Gonzalez, Juan Alfonso vs Lebredo Zaragoitia, Gerardo — 1/2-1/2 — Mexico City MEX
5…g6 — 3.8% (91 parties)
1879 — Chigorin, Mikhail vs Schiffers, Emanuel — 1/2-1/2 — St Petersburg RUS
1975 — Franco Ocampos, Zenon vs Tosan Pereira, Felipe — 1-0 — Mercedes op
1983 — Velasco Gonzalez, Julio vs Mella, Aage — 1/2-1/2 — Oslo Schakselskap,No
1985 — Genta, Alejandro vs Curi, Gabriel — 0-1 — La Hora op I
1986 — Mouhamadou Lamine Gueye vs Martineau, Gunner Vohn — 0-1 — Dubai UAE